1. Pertaining to the small air sacs of the lungs: In her medical book, Mary read about alveolar compartments in the lungs or glands with secretory cells around a central space.
2. Concerning the jaw ridge containing the tooth sockets: Since Judy was having a tooth ache, her dentist told her that she had an alveolar condition in which there was a disorder of one of the roots in her jaw bone which needed quick treatment.